Finding the Fourth Proportional to 234,122.88, 322,838.64 and 188,752.80
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Solution
The fourth proportional to 234,122.88, 322,838.64 and 188,752.80 is: 260,276.56
Step by Step Solution
- Step 1: Write the proportion equation
234,122.88 : 322,838.64 = 188,752.80 : x - Step 2: Convert to fraction form
234,122.88/322,838.64 = 188,752.80/x - Step 3: Cross multiply
234,122.88x = 322,838.64 × 188,752.80 - Step 4: Simplify right side
234,122.88x = 60,936,697,248.19 - Step 5: Solve for x
x = 60,936,697,248.19/234,122.88 - Step 6: Final answer
x = 260,276.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.